From: Alex Deucher Date: Sun, 1 Sep 2019 17:31:42 +0000 (-0500) Subject: drm/amdgpu/irq: check if nbio funcs exist X-Git-Tag: v5.15~4946^2~37^2~277 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=bb42eda28407f62288398b4ef846ae64c98cdc73;p=platform%2Fkernel%2Flinux-starfive.git drm/amdgpu/irq: check if nbio funcs exist We need to check if the nbios funcs exist before checking the individual pointers. Signed-off-by: Alex Deucher Reviewed-by: Hawking Zhang --- diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c index 4ed6a4d0d7db..1f2628f445c4 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c @@ -159,10 +159,12 @@ irqreturn_t amdgpu_irq_handler(int irq, void *arg) * register to check whether the interrupt is triggered or not, and properly * ack the interrupt if it is there */ - if (adev->nbio.funcs->handle_ras_controller_intr_no_bifring) + if (adev->nbio.funcs && + adev->nbio.funcs->handle_ras_controller_intr_no_bifring) adev->nbio.funcs->handle_ras_controller_intr_no_bifring(adev); - if (adev->nbio.funcs->handle_ras_err_event_athub_intr_no_bifring) + if (adev->nbio.funcs && + adev->nbio.funcs->handle_ras_err_event_athub_intr_no_bifring) adev->nbio.funcs->handle_ras_err_event_athub_intr_no_bifring(adev); return ret;